CA2436813C - Attenuateur de deformation circonferentiel - Google Patents

Attenuateur de deformation circonferentiel Download PDF

Info

Publication number
CA2436813C
CA2436813C CA002436813A CA2436813A CA2436813C CA 2436813 C CA2436813 C CA 2436813C CA 002436813 A CA002436813 A CA 002436813A CA 2436813 A CA2436813 A CA 2436813A CA 2436813 C CA2436813 C CA 2436813C
Authority
CA
Canada
Prior art keywords
pipe
mandrel
mounting surface
sensor
land
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CA002436813A
Other languages
English (en)
Other versions
CA2436813A1 (fr
Inventor
Paul F. Croteau
Daniel L. Gysling
James M. Diener
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Weatherford Technology Holdings LLC
Original Assignee
Weatherford Lamb Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Weatherford Lamb Inc filed Critical Weatherford Lamb Inc
Publication of CA2436813A1 publication Critical patent/CA2436813A1/fr
Application granted granted Critical
Publication of CA2436813C publication Critical patent/CA2436813C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
    • G01L1/242—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre
    • G01L1/246—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre using integrated gratings, e.g. Bragg gratings
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/268—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light using optical fibres
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
    • G01H9/004—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/40—Seismology; Seismic or acoustic prospecting or detecting specially adapted for well-logging
    • G01V1/52—Structural details
    • G01V1/523—Damping devices

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Fluid Mechanics (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Optical Transform (AREA)
  • Length Measuring Devices By Optical Means (AREA)
CA002436813A 2000-11-29 2001-11-29 Attenuateur de deformation circonferentiel Expired - Fee Related CA2436813C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/726,061 US6550342B2 (en) 2000-11-29 2000-11-29 Circumferential strain attenuator
US09/726,061 2000-11-29
PCT/GB2001/005277 WO2002044658A1 (fr) 2000-11-29 2001-11-29 Attenuateur de deformation circonferentiel

Publications (2)

Publication Number Publication Date
CA2436813A1 CA2436813A1 (fr) 2002-06-06
CA2436813C true CA2436813C (fr) 2007-08-14

Family

ID=24917058

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002436813A Expired - Fee Related CA2436813C (fr) 2000-11-29 2001-11-29 Attenuateur de deformation circonferentiel

Country Status (5)

Country Link
US (2) US6550342B2 (fr)
EP (1) EP1340051A1 (fr)
AU (1) AU2002223909A1 (fr)
CA (1) CA2436813C (fr)
WO (1) WO2002044658A1 (fr)

Families Citing this family (105)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6650799B2 (en) * 2001-09-18 2003-11-18 Hampton University Apparatus for and methods of sensing evanescent events in a fluid field
US7032432B2 (en) * 2002-01-23 2006-04-25 Cidra Corporation Apparatus and method for measuring parameters of a mixture having liquid droplets suspended in a vapor flowing in a pipe
US7328624B2 (en) * 2002-01-23 2008-02-12 Cidra Corporation Probe for measuring parameters of a flowing fluid and/or multiphase mixture
US7359803B2 (en) * 2002-01-23 2008-04-15 Cidra Corporation Apparatus and method for measuring parameters of a mixture having solid particles suspended in a fluid flowing in a pipe
US7275421B2 (en) * 2002-01-23 2007-10-02 Cidra Corporation Apparatus and method for measuring parameters of a mixture having solid particles suspended in a fluid flowing in a pipe
US7181955B2 (en) * 2002-08-08 2007-02-27 Weatherford/Lamb, Inc. Apparatus and method for measuring multi-Phase flows in pulp and paper industry applications
US7194913B2 (en) * 2002-08-26 2007-03-27 Shell Oil Company Apparatuses and methods for monitoring stress in steel catenary risers
AU2003287645A1 (en) * 2002-11-12 2004-06-03 Cidra Corporation An apparatus having an array of piezoelectric film sensors for measuring parameters of a process flow within a pipe
US7165464B2 (en) * 2002-11-15 2007-01-23 Cidra Corporation Apparatus and method for providing a flow measurement compensated for entrained gas
US7139667B2 (en) * 2002-11-22 2006-11-21 Cidra Corporation Method for calibrating a volumetric flow meter having an array of sensors
US6997256B2 (en) * 2002-12-17 2006-02-14 Sensor Highway Limited Use of fiber optics in deviated flows
EP1585944B1 (fr) * 2003-01-13 2010-09-08 Expro Meters, Inc. Appareil et procede utilisant un reseau de capteurs ultrasoniques pour determiner la velocite d'un fluide dans un tuyau
US7096719B2 (en) * 2003-01-13 2006-08-29 Cidra Corporation Apparatus for measuring parameters of a flowing multiphase mixture
US7343818B2 (en) * 2003-01-21 2008-03-18 Cidra Corporation Apparatus and method of measuring gas volume fraction of a fluid flowing within a pipe
CA2514696C (fr) * 2003-01-21 2012-12-11 Cidra Corporation Mesure de gaz entraines et dissous dans des conduits de flux de traitement
WO2004065912A2 (fr) 2003-01-21 2004-08-05 Cidra Corporation Appareil et procede de mesure de pressions instables dans un conduit a diametre eleve
US20060048583A1 (en) * 2004-08-16 2006-03-09 Gysling Daniel L Total gas meter using speed of sound and velocity measurements
ATE413591T1 (de) * 2003-01-21 2008-11-15 Expro Meters Inc Vorrichtung und verfahren zur messung der gasvolumenfraktion eines in einem rohr strömenden fluids
US7277162B2 (en) * 2003-01-23 2007-10-02 Jerry Gene Williams Dynamic performance monitoring of long slender structures using optical fiber strain sensors
WO2004079306A1 (fr) 2003-03-04 2004-09-16 Cidra Corporation Appareil comprenant un ensemble de capteurs multibande permettant de mesurer un parametre d'un ecoulement de fluide dans un tuyau
WO2004109239A2 (fr) * 2003-06-05 2004-12-16 Cidra Corporation Appareil de mesure de vitesse et de debit d'un fluide ayant un nombre de mach axial non negligeable a l'aide d'un ensemble de capteurs
US7121152B2 (en) * 2003-06-06 2006-10-17 Cidra Corporation Portable flow measurement apparatus having an array of sensors
US20050050956A1 (en) * 2003-06-24 2005-03-10 Gysling Daniel L. Contact-based transducers for characterizing unsteady pressures in pipes
CA2530596C (fr) * 2003-06-24 2013-05-21 Cidra Corporation Systeme et procede d'actionnement d'un processus d'ecoulement
US7197938B2 (en) * 2003-06-24 2007-04-03 Cidra Corporation Contact-based transducers for characterizing unsteady pressures in pipes
WO2005054789A1 (fr) * 2003-07-08 2005-06-16 Cidra Corporation Procede et appareil servant a mesurer les caracteristiques d'un ecoulement central-annulaire
WO2005010469A2 (fr) * 2003-07-15 2005-02-03 Cidra Corporation Appareil de mesure de debit a double fonction dote d'un reseau de capteurs
US7152460B2 (en) * 2003-07-15 2006-12-26 Cidra Corporation Apparatus and method for compensating a coriolis meter
WO2005010468A2 (fr) * 2003-07-15 2005-02-03 Cidra Corporation Appareil de mesure d'ecoulement multifonction configurable comportant un reseau de capteurs
US7299705B2 (en) * 2003-07-15 2007-11-27 Cidra Corporation Apparatus and method for augmenting a Coriolis meter
US7134320B2 (en) * 2003-07-15 2006-11-14 Cidra Corporation Apparatus and method for providing a density measurement augmented for entrained gas
US7322251B2 (en) * 2003-08-01 2008-01-29 Cidra Corporation Method and apparatus for measuring a parameter of a high temperature fluid flowing within a pipe using an array of piezoelectric based flow sensors
WO2005012843A2 (fr) 2003-08-01 2005-02-10 Cidra Corporation Procede et appareil de mesure de parametres d'un debit de fluide dans une conduite au moyen d'un reseau configurable de capteurs
US7882750B2 (en) * 2003-08-01 2011-02-08 Cidra Corporate Services, Inc. Method and apparatus for measuring parameters of a fluid flowing within a pipe using a configurable array of sensors
US7110893B2 (en) * 2003-10-09 2006-09-19 Cidra Corporation Method and apparatus for measuring a parameter of a fluid flowing within a pipe using an array of sensors
US7237440B2 (en) * 2003-10-10 2007-07-03 Cidra Corporation Flow measurement apparatus having strain-based sensors and ultrasonic sensors
US8024335B2 (en) * 2004-05-03 2011-09-20 Microsoft Corporation System and method for dynamically generating a selectable search extension
US20050100414A1 (en) * 2003-11-07 2005-05-12 Conocophillips Company Composite riser with integrity monitoring apparatus and method
FR2864202B1 (fr) * 2003-12-22 2006-08-04 Commissariat Energie Atomique Dispositif tubulaire instrumente pour le transport d'un fluide sous pression
US7367239B2 (en) * 2004-03-23 2008-05-06 Cidra Corporation Piezocable based sensor for measuring unsteady pressures inside a pipe
US7426852B1 (en) 2004-04-26 2008-09-23 Expro Meters, Inc. Submersible meter for measuring a parameter of gas hold-up of a fluid
WO2006112878A2 (fr) 2004-09-16 2006-10-26 Cidra Corporation Appareil et procede pour la fourniture d'une mesure de coupure de fluide d'un melange d'une pluralite de liquides a compensation de gaz entraine
BRPI0517922A (pt) * 2004-11-03 2008-10-21 Shell Int Research sistema para retroativamente equipar um sensor e sistema de comunicação de sensor para monitorar um elemento estrutural instalado, e, método para monitorar mudanças fìsicas em um elemento submarino
US7389687B2 (en) * 2004-11-05 2008-06-24 Cidra Corporation System for measuring a parameter of an aerated multi-phase mixture flowing in a pipe
WO2006099342A1 (fr) * 2005-03-10 2006-09-21 Cidra Corporation Debitmetre industriel comprenant une interface numerique accessible
US7440873B2 (en) * 2005-03-17 2008-10-21 Expro Meters, Inc. Apparatus and method of processing data to improve the performance of a flow monitoring system
CA2912218C (fr) * 2005-05-16 2018-02-27 Expro Meters, Inc. Methode et appareil de detection et de caracterisation de particules presentes dans un fluide polyphasique
US7526966B2 (en) * 2005-05-27 2009-05-05 Expro Meters, Inc. Apparatus and method for measuring a parameter of a multiphase flow
EP1886098B1 (fr) * 2005-05-27 2016-03-09 Expro Meters, Inc. Dispositif et procede pour la mesure de parametre de flux multiphase
US7249525B1 (en) 2005-06-22 2007-07-31 Cidra Corporation Apparatus for measuring parameters of a fluid in a lined pipe
EP1899686B1 (fr) 2005-07-07 2011-09-28 CiDra Corporation Mesure de gaz humide au moyen d'un debitmetre a pression differentielle avec un debitmetre a effet sonar
WO2007009097A1 (fr) * 2005-07-13 2007-01-18 Cidra Corporation Procede et appareil de mesure de parametres d'un ecoulement de liquide au moyen d'un reseau de capteurs
WO2007022492A1 (fr) * 2005-08-17 2007-02-22 Cidra Corporation Systeme et procede permettant d'obtenir une mesure de la composition d'un melange contenant un gaz entraine
US8989528B2 (en) 2006-02-22 2015-03-24 Hansen Medical, Inc. Optical fiber grating sensors and methods of manufacture
US7624650B2 (en) 2006-07-27 2009-12-01 Expro Meters, Inc. Apparatus and method for attenuating acoustic waves propagating within a pipe wall
US7624651B2 (en) * 2006-10-30 2009-12-01 Expro Meters, Inc. Apparatus and method for attenuating acoustic waves in pipe walls for clamp-on ultrasonic flow meter
US7673526B2 (en) * 2006-11-01 2010-03-09 Expro Meters, Inc. Apparatus and method of lensing an ultrasonic beam for an ultrasonic flow meter
WO2008060942A2 (fr) 2006-11-09 2008-05-22 Cidra Corporation Dispositif et procédé de mesure de paramètre de flux de fluide dans un passage interne de corps allongé
US8050523B2 (en) * 2007-04-20 2011-11-01 Koninklijke Philips Electronics N.V. Optical fiber shape sensing systems
GB2456830B (en) * 2008-01-28 2012-03-14 Schlumberger Holdings Structural load monitoring using collars and connecting elements with strain sensors
GB2457278B (en) * 2008-02-08 2010-07-21 Schlumberger Holdings Detection of deposits in flow lines or pipe lines
US8061186B2 (en) 2008-03-26 2011-11-22 Expro Meters, Inc. System and method for providing a compositional measurement of a mixture having entrained gas
US7963177B2 (en) * 2008-04-10 2011-06-21 Expro Meters, Inc. Apparatus for attenuating ultrasonic waves propagating within a pipe wall
EP2310810B1 (fr) * 2008-07-03 2020-04-29 Expro Meters, Inc. Débitmètre pour atténuer des ondes ultrasonores se propageant dans une paroi d'un tuyau
BRPI0917326B8 (pt) * 2008-08-27 2019-12-17 Shell Int Research sistema para uso em um furo de poço em uma formação, e, método para detectar deformação de um revestimento
EP2172619A1 (fr) * 2008-10-03 2010-04-07 Services Pétroliers Schlumberger Ensemble de bande à fibres optiques
GB2517322B (en) 2009-05-27 2016-02-24 Silixa Ltd Apparatus for optical sensing
US8141434B2 (en) * 2009-12-21 2012-03-27 Tecom As Flow measuring apparatus
US8326095B2 (en) * 2010-02-08 2012-12-04 Schlumberger Technology Corporation Tilt meter including optical fiber sections
AU2010359357B2 (en) 2010-08-19 2014-02-27 Halliburton Energy Services, Inc. Optical pressure sensor
US8827948B2 (en) 2010-09-17 2014-09-09 Hansen Medical, Inc. Steerable catheters
US20120143523A1 (en) * 2010-12-03 2012-06-07 Baker Hughes Incorporated Interpretation of Real Time Casing Image (RTCI) Data Into 3D Tubular Deformation Image
US9103736B2 (en) 2010-12-03 2015-08-11 Baker Hughes Incorporated Modeling an interpretation of real time compaction modeling data from multi-section monitoring system
US9557239B2 (en) 2010-12-03 2017-01-31 Baker Hughes Incorporated Determination of strain components for different deformation modes using a filter
US9194973B2 (en) 2010-12-03 2015-11-24 Baker Hughes Incorporated Self adaptive two dimensional filter for distributed sensing data
US20120191086A1 (en) 2011-01-20 2012-07-26 Hansen Medical, Inc. System and method for endoluminal and translumenal therapy
US8790074B2 (en) * 2011-02-09 2014-07-29 Siemens Energy, Inc. Multiplexed optical fiber wear sensor
US20130030363A1 (en) 2011-07-29 2013-01-31 Hansen Medical, Inc. Systems and methods utilizing shape sensing fibers
US9383476B2 (en) 2012-07-09 2016-07-05 Weatherford Technology Holdings, Llc In-well full-bore multiphase flowmeter for horizontal wellbores
US9122033B2 (en) * 2012-10-15 2015-09-01 Halliburton Energy Services, Inc. Method to install sensing cables in monitoring wells
GB201219797D0 (en) * 2012-11-02 2012-12-19 Silixa Ltd Acoustic illumination for flow-monitoring
GB2507666B (en) 2012-11-02 2017-08-16 Silixa Ltd Determining a profile of fluid type in a well by distributed acoustic sensing
USD718163S1 (en) * 2013-06-06 2014-11-25 Advanced Sensor Design Technologies, LLC Pressure strap
CN105264172B (zh) 2013-08-20 2018-12-21 哈利伯顿能源服务公司 具有光纤的井下钻探最优化钻环
CA2937760C (fr) * 2014-02-24 2018-09-11 Halliburton Energy Services, Inc. Fixation portable de boucle de detection a fibre optique
CA2954211C (fr) 2014-07-04 2023-03-07 Hifi Engineering Inc. Procede et systeme pour detecter une contrainte dynamique
CA2954207C (fr) * 2014-07-04 2022-03-29 Hifi Engineering Inc. Dispositif et systeme de detection de contrainte dynamique
CN104280166B (zh) * 2014-09-23 2017-07-28 同济大学 监测预警岩土体赋水及安全状态的导管组件
US9429485B1 (en) * 2015-03-12 2016-08-30 The United States Of America As Represented By The Secretary Of The Navy Bolt shear force sensor
NL2015591B1 (en) * 2015-10-09 2017-05-02 Berkin Bv Ultrasonic flow meter.
US20170275986A1 (en) * 2015-11-05 2017-09-28 Halliburton Energy Services Inc. Fluid flow metering with point sensing
BR112018070565A2 (pt) 2016-04-07 2019-02-12 Bp Exploration Operating Company Limited detecção de eventos de fundo de poço usando características de domínio da frequência acústicas
EP3670830B1 (fr) 2016-04-07 2021-08-11 BP Exploration Operating Company Limited Détection d'événements de fond de trou à l'aide de caractéristiques de domaine de fréquence acoustique
EP3608503B1 (fr) 2017-03-31 2022-05-04 BP Exploration Operating Company Limited Surveillance de puits et de surcharge à l'aide de capteurs acoustiques distribués
CA3073623A1 (fr) 2017-08-23 2019-02-28 Bp Exploration Operating Company Limited Detection d'emplacements d'entree de sable en fond de trou
AU2018350092A1 (en) 2017-10-11 2020-05-14 Bp Exploration Operating Company Limited Detecting events using acoustic frequency domain features
US11115757B2 (en) 2018-09-06 2021-09-07 Adelos, Inc. Optical mandrel, optical-fiber assembly including an optical mandrel, and system for detecting an acoustic signal incident on an optical-fiber assembly
CA3120164A1 (fr) 2018-11-29 2020-06-04 Bp Exploration Operating Company Limited Detection d'evenement a l'aide de caracteristiques das avec apprentissage automatique
GB201820331D0 (en) 2018-12-13 2019-01-30 Bp Exploration Operating Co Ltd Distributed acoustic sensing autocalibration
US11047712B2 (en) * 2019-08-09 2021-06-29 Halliburton Energy Services, Inc. Light pipe for logging-while-drilling communications
WO2021073741A1 (fr) 2019-10-17 2021-04-22 Lytt Limited Caractérisation de débits entrants de fluide au moyen de mesures de das/dts hybrides
WO2021073740A1 (fr) 2019-10-17 2021-04-22 Lytt Limited Détection d'écoulement entrant en utilisant de caractéristiques dts
WO2021093974A1 (fr) 2019-11-15 2021-05-20 Lytt Limited Systèmes et procédés d'améliorations du rabattement dans des puits
CA3180595A1 (fr) 2020-06-11 2021-12-16 Lytt Limited Systemes et procedes de caracterisation de flux de fluide souterrain
EP4168647A1 (fr) 2020-06-18 2023-04-26 Lytt Limited Formation de modèle d'événement à l'aide de données in situ

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3149492A (en) 1961-03-06 1964-09-22 Astra Inc Fluid pressure gauge
US3853186A (en) * 1973-03-12 1974-12-10 Continental Oil Co Drilling assembly deflection apparatus
US3891033A (en) * 1974-01-04 1975-06-24 Byron Jackson Inc Annulus pressure controlled testing apparatus
US4080837A (en) 1976-12-03 1978-03-28 Continental Oil Company Sonic measurement of flow rate and water content of oil-water streams
US4196607A (en) * 1978-04-03 1980-04-08 Uop Inc. Tube reduction apparatus with integral means for sensing wall thickness during a high speed tube drawing operation
US4152924A (en) * 1978-07-17 1979-05-08 Mayo John H Sub-sea equipment test and isolation tool
DE3172259D1 (en) 1980-11-21 1985-10-17 Ici Plc Method and apparatus for leak detection in pipelines
US4376468A (en) * 1981-01-12 1983-03-15 Clark George M Drilling jar
US4520320A (en) 1981-09-10 1985-05-28 The United States Of America As Represented By The Secretary Of Commerce Synchronous phase marker and amplitude detector
US4445389A (en) 1981-09-10 1984-05-01 The United States Of America As Represented By The Secretary Of Commerce Long wavelength acoustic flowmeter
US4402658A (en) * 1981-09-21 1983-09-06 Phillips Petroleum Company Thermoplastic pipe extrusion die
CA1212529A (fr) * 1982-07-08 1986-10-14 Dee R. Gill Fabrication de tubes composites
US4445837A (en) * 1982-09-24 1984-05-01 U.C. Industries Foam extrusion die and monitoring apparatus
US4515473A (en) 1984-09-13 1985-05-07 Geo-Centers, Inc. Photoelastic stress sensor signal processor
US4757860A (en) * 1985-05-02 1988-07-19 Dril-Quip, Inc. Wellhead equipment
JPH0423560Y2 (fr) 1987-02-17 1992-06-02
NO166379C (no) 1987-12-18 1991-07-10 Sensorteknikk As Fremgangsmaate for registrering av flerfase stroemninger gjennom et transportsystem.
US5363342A (en) 1988-04-28 1994-11-08 Litton Systems, Inc. High performance extended fiber optic hydrophone
JPH02203230A (ja) 1989-01-31 1990-08-13 Daikin Ind Ltd 管内圧力変化検知変換器
US5036945A (en) 1989-03-17 1991-08-06 Schlumberger Technology Corporation Sonic well tool transmitter receiver array including an attenuation and delay apparatus
US5024099A (en) 1989-11-20 1991-06-18 Setra Systems, Inc. Pressure transducer with flow-through measurement capability
US5040415A (en) 1990-06-15 1991-08-20 Rockwell International Corporation Nonintrusive flow sensing system
US5226494A (en) * 1990-07-09 1993-07-13 Baker Hughes Incorporated Subsurface well apparatus
US5218197A (en) 1991-05-20 1993-06-08 The United States Of America As Represented By The Secretary Of The Navy Method and apparatus for the non-invasive measurement of pressure inside pipes using a fiber optic interferometer sensor
US5398542A (en) 1992-10-16 1995-03-21 Nkk Corporation Method for determining direction of travel of a wave front and apparatus therefor
US5360331A (en) 1993-01-05 1994-11-01 Dynisco, Inc. Injection molding machine pressure transducer
FR2720498B1 (fr) 1994-05-27 1996-08-09 Schlumberger Services Petrol Débitmètre multiphasique.
US5627343A (en) * 1994-08-03 1997-05-06 Xl Technologies, Inc. Re-enterable conduit sealing assembly
US5741980A (en) 1994-11-02 1998-04-21 Foster-Miller, Inc. Flow analysis system and method
US5670720A (en) 1996-01-11 1997-09-23 Morton International, Inc. Wire-wrap low pressure sensor for pressurized gas inflators
US5845033A (en) 1996-11-07 1998-12-01 The Babcock & Wilcox Company Fiber optic sensing system for monitoring restrictions in hydrocarbon production systems
CA2264409A1 (fr) * 1998-03-16 1999-09-16 Halliburton Energy Services, Inc. Methode de mise en place permanente de capteurs dans un cuvelage
CA2335457C (fr) 1998-06-26 2007-09-11 Cidra Corporation Mesure de parametre de fluide dans des canalisations a l'aide de pressions acoustiques
US6233374B1 (en) * 1999-06-04 2001-05-15 Cidra Corporation Mandrel-wound fiber optic pressure sensor

Also Published As

Publication number Publication date
EP1340051A1 (fr) 2003-09-03
US20030217605A1 (en) 2003-11-27
US6550342B2 (en) 2003-04-22
US6868737B2 (en) 2005-03-22
AU2002223909A1 (en) 2002-06-11
US20020064330A1 (en) 2002-05-30
CA2436813A1 (fr) 2002-06-06
WO2002044658A1 (fr) 2002-06-06

Similar Documents

Publication Publication Date Title
CA2436813C (fr) Attenuateur de deformation circonferentiel
US6782150B2 (en) Apparatus for sensing fluid in a pipe
US6959604B2 (en) Apparatus and method having an optical fiber disposed circumferentially around the pipe for measuring unsteady pressure within a pipe
US6450037B1 (en) Non-intrusive fiber optic pressure sensor for measuring unsteady pressures within a pipe
EP1337809B1 (fr) Procede et dispositif d'interrogation de capteurs a fibres optiques
US6691584B2 (en) Flow rate measurement using unsteady pressures
AU776582B2 (en) Flow rate measurement using unsteady pressures
US6536291B1 (en) Optical flow rate measurement using unsteady pressures
US6501067B2 (en) Isolation pad for protecting sensing devices on the outside of a conduit
AU777802B2 (en) Highly sensitive accelerometer
MXPA00012659A (en) Non-intrusive fiber optic pressure sensor for measuring unsteady pressures within a pipe

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20171129